4.2 How Minerals Form

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Vocabulary

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solution-mixture where one substance dissolves into another
vein-narrow channel of mineral that is different from surrounding rock

Outline

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Processes That Form Minerals

• crystallization of melted materials
• crystallization of materials dissolved in water

Minerals From Magma

• cooled magma/lava

Minerals From Hot Water Solutions

• solution
• vein
• speed of cooling affects mineral size

Minerals Formed by Evaporation

• salt crystals

Where Minerals are Found

• all around the world

Diagram

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